Файл: tyde/www/web/js/components/slider.js
Строк: 341
<?php
/*! UIkit 2.24.3 | http://www.getuikit.com | (c) 2014 YOOtheme | MIT License */
(function(addon) {
var component;
if (window.UIkit) {
component = addon(UIkit);
}
if (typeof define == "function" && define.amd) {
define("uikit-slider", ["uikit"], function(){
return component || addon(UIkit);
});
}
})(function(UI){
"use strict";
var dragging, delayIdle, anchor, dragged, store = {};
UI.component('slider', {
defaults: {
center : false,
threshold : 10,
infinite : true,
autoplay : false,
autoplayInterval : 7000,
pauseOnHover : true,
activecls : 'uk-active'
},
boot: function() {
// init code
UI.ready(function(context) {
setTimeout(function(){
UI.$('[data-uk-slider]', context).each(function(){
var ele = UI.$(this);
if (!ele.data('slider')) {
UI.slider(ele, UI.Utils.options(ele.attr('data-uk-slider')));
}
});
}, 0);
});
},
init: function() {
var $this = this;
this.container = this.element.find('.uk-slider');
this.focus = 0;
UI.$win.on('resize load', UI.Utils.debounce(function() {
$this.resize(true);
}, 100));
this.on('click.uikit.slider', '[data-uk-slider-item]', function(e) {
e.preventDefault();
var item = UI.$(this).attr('data-uk-slider-item');
if ($this.focus == item) return;
// stop autoplay
$this.stop();
switch(item) {
case 'next':
case 'previous':
$this[item=='next' ? 'next':'previous']();
break;
default:
$this.updateFocus(parseInt(item, 10));
}
});
this.container.on({
'touchstart mousedown': function(evt) {
if (evt.originalEvent && evt.originalEvent.touches) {
evt = evt.originalEvent.touches[0];
}
// ignore right click button
if (evt.button && evt.button==2 || !$this.active) {
return;
}
// stop autoplay
$this.stop();
anchor = UI.$(evt.target).is('a') ? UI.$(evt.target) : UI.$(evt.target).parents('a:first');
dragged = false;
if (anchor.length) {
anchor.one('click', function(e){
if (dragged) e.preventDefault();
});
}
delayIdle = function(e) {
dragged = true;
dragging = $this;
store = {
touchx : parseInt(e.pageX, 10),
dir : 1,
focus : $this.focus,
base : $this.options.center ? 'center':'area'
};
if (e.originalEvent && e.originalEvent.touches) {
e = e.originalEvent.touches[0];
}
dragging.element.data({
'pointer-start': {x: parseInt(e.pageX, 10), y: parseInt(e.pageY, 10)},
'pointer-pos-start': $this.pos
});
$this.container.addClass('uk-drag');
delayIdle = false;
};
delayIdle.x = parseInt(evt.pageX, 10);
delayIdle.threshold = $this.options.threshold;
},
mouseenter: function() { if ($this.options.pauseOnHover) $this.hovering = true; },
mouseleave: function() { $this.hovering = false; }
});
this.resize(true);
this.on('display.uk.check', function(){
if ($this.element.is(":visible")) {
$this.resize(true);
}
});
// prevent dragging links + images
this.element.find('a,img').attr('draggable', 'false');
// Set autoplay
if (this.options.autoplay) {
this.start();
}
},
resize: function(focus) {
var $this = this, pos = 0, maxheight = 0, item, width, cwidth, size;
this.items = this.container.children().filter(':visible');
this.vp = this.element[0].getBoundingClientRect().width;
this.container.css({'min-width': '', 'min-height': ''});
this.items.each(function(idx){
item = UI.$(this);
size = item.css({'left': '', 'width':''})[0].getBoundingClientRect();
width = size.width;
cwidth = item.width();
maxheight = Math.max(maxheight, size.height);
item.css({'left': pos, 'width':width}).data({'idx':idx, 'left': pos, 'width': width, 'cwidth':cwidth, 'area': (pos+width), 'center':(pos - ($this.vp/2 - cwidth/2))});
pos += width;
});
this.container.css({'min-width': pos, 'min-height': maxheight});
if (this.options.infinite && (pos <= (2*this.vp) || this.items.length < 5) && !this.itemsResized) {
// fill with cloned items
this.container.children().each(function(idx){
$this.container.append($this.items.eq(idx).clone(true).attr('id', ''));
}).each(function(idx){
$this.container.append($this.items.eq(idx).clone(true).attr('id', ''));
});
this.itemsResized = true;
return this.resize();
}
this.cw = pos;
this.pos = 0;
this.active = pos >= this.vp;
this.container.css({
'-ms-transform': '',
'-webkit-transform': '',
'transform': ''
});
if (focus) this.updateFocus(this.focus);
},
updatePos: function(pos) {
this.pos = pos;
this.container.css({
'-ms-transform': 'translateX('+pos+'px)',
'-webkit-transform': 'translateX('+pos+'px)',
'transform': 'translateX('+pos+'px)'
});
},
updateFocus: function(idx, dir) {
if (!this.active) {
return;
}
dir = dir || (idx > this.focus ? 1:-1);
var item = this.items.eq(idx), area, i;
if (this.options.infinite) {
this.infinite(idx, dir);
}
if (this.options.center) {
this.updatePos(item.data('center')*-1);
this.items.filter('.'+this.options.activecls).removeClass(this.options.activecls);
item.addClass(this.options.activecls);
} else {
if (this.options.infinite) {
this.updatePos(item.data('left')*-1);
} else {
area = 0;
for (i=idx;i<this.items.length;i++) {
area += this.items.eq(i).data('width');
}
if (area > this.vp) {
this.updatePos(item.data('left')*-1);
} else {
if (dir == 1) {
area = 0;
for (i=this.items.length-1;i>=0;i--) {
area += this.items.eq(i).data('width');
if (area == this.vp) {
idx = i;
break;
}
if (area > this.vp) {
idx = (i < this.items.length-1) ? i+1 : i;
break;
}
}
if (area > this.vp) {
this.updatePos((this.container.width() - this.vp) * -1);
} else {
this.updatePos(this.items.eq(idx).data('left')*-1);
}
}
}
}
}
// mark elements
var left = this.items.eq(idx).data('left');
this.items.removeClass('uk-slide-before uk-slide-after').each(function(i){
if (i!==idx) {
UI.$(this).addClass(UI.$(this).data('left') < left ? 'uk-slide-before':'uk-slide-after');
}
});
this.focus = idx;
this.trigger('focusitem.uk.slider', [idx,this.items.eq(idx),this]);
},
next: function() {
var focus = this.items[this.focus + 1] ? (this.focus + 1) : (this.options.infinite ? 0:this.focus);
this.updateFocus(focus, 1);
},
previous: function() {
var focus = this.items[this.focus - 1] ? (this.focus - 1) : (this.options.infinite ? (this.items[this.focus - 1] ? this.items-1:this.items.length-1):this.focus);
this.updateFocus(focus, -1);
},
start: function() {
this.stop();
var $this = this;
this.interval = setInterval(function() {
if (!$this.hovering) $this.next();
}, this.options.autoplayInterval);
},
stop: function() {
if (this.interval) clearInterval(this.interval);
},
infinite: function(baseidx, direction) {
var $this = this, item = this.items.eq(baseidx), i, z = baseidx, move = [], area = 0;
if (direction == 1) {
for (i=0;i<this.items.length;i++) {
if (z != baseidx) {
area += this.items.eq(z).data('width');
move.push(this.items.eq(z));
}
if (area > this.vp) {
break;
}
z = z+1 == this.items.length ? 0:z+1;
}
if (move.length) {
move.forEach(function(itm){
var left = item.data('area');
itm.css({'left': left}).data({
'left' : left,
'area' : (left+itm.data('width')),
'center': (left - ($this.vp/2 - itm.data('cwidth')/2))
});
item = itm;
});
}
} else {
for (i=this.items.length-1;i >-1 ;i--) {
area += this.items.eq(z).data('width');
if (z != baseidx) {
move.push(this.items.eq(z));
}
if (area > this.vp) {
break;
}
z = z-1 == -1 ? this.items.length-1:z-1;
}
if (move.length) {
move.forEach(function(itm){
var left = item.data('left') - itm.data('width');
itm.css({'left': left}).data({
'left' : left,
'area' : (left+itm.data('width')),
'center': (left - ($this.vp/2 - itm.data('cwidth')/2))
});
item = itm;
});
}
}
}
});
// handle dragging
UI.$doc.on('mousemove.uikit.slider touchmove.uikit.slider', function(e) {
if (e.originalEvent && e.originalEvent.touches) {
e = e.originalEvent.touches[0];
}
if (delayIdle && Math.abs(e.pageX - delayIdle.x) > delayIdle.threshold) {
if (!window.getSelection().toString()) {
delayIdle(e);
} else {
dragging = delayIdle = false;
}
}
if (!dragging) {
return;
}
var x, xDiff, pos, dir, focus, item, next, diff, i, z, itm;
if (e.clientX || e.clientY) {
x = e.clientX;
} else if (e.pageX || e.pageY) {
x = e.pageX - document.body.scrollLeft - document.documentElement.scrollLeft;
}
focus = store.focus;
xDiff = x - dragging.element.data('pointer-start').x;
pos = dragging.element.data('pointer-pos-start') + xDiff;
dir = x > dragging.element.data('pointer-start').x ? -1:1;
item = dragging.items.eq(store.focus);
if (dir == 1) {
diff = item.data('left') + Math.abs(xDiff);
for (i=0,z=store.focus;i<dragging.items.length;i++) {
itm = dragging.items.eq(z);
if (z != store.focus && itm.data('left') < diff && itm.data('area') > diff) {
focus = z;
break;
}
z = z+1 == dragging.items.length ? 0:z+1;
}
} else {
diff = item.data('left') - Math.abs(xDiff);
for (i=0,z=store.focus;i<dragging.items.length;i++) {
itm = dragging.items.eq(z);
if (z != store.focus && itm.data('area') <= item.data('left') && itm.data('center') < diff) {
focus = z;
break;
}
z = z-1 == -1 ? dragging.items.length-1:z-1;
}
}
if (dragging.options.infinite && focus!=store._focus) {
dragging.infinite(focus, dir);
}
dragging.updatePos(pos);
store.dir = dir;
store._focus = focus;
store.touchx = parseInt(e.pageX, 10);
store.diff = diff;
});
UI.$doc.on('mouseup.uikit.slider touchend.uikit.slider', function(e) {
if (dragging) {
dragging.container.removeClass('uk-drag');
// TODO is this needed?
dragging.items.eq(store.focus);
var itm, focus = false, i, z;
if (store.dir == 1) {
for (i=0,z=store.focus;i<dragging.items.length;i++) {
itm = dragging.items.eq(z);
if (z != store.focus && itm.data('left') > store.diff) {
focus = z;
break;
}
z = z+1 == dragging.items.length ? 0:z+1;
}
} else {
for (i=0,z=store.focus;i<dragging.items.length;i++) {
itm = dragging.items.eq(z);
if (z != store.focus && itm.data('left') < store.diff) {
focus = z;
break;
}
z = z-1 == -1 ? dragging.items.length-1:z-1;
}
}
dragging.updateFocus(focus!==false ? focus:store._focus);
}
dragging = delayIdle = false;
});
return UI.slider;
});
?>